The Keeper,support Ring, cataloged under National Stock Number 4330-00-414-6345, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 27 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-00-414-6345 |
| Primary Part Number | 72-0550-078 |
| Item Name | Keeper,support Ring |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL;0.812 IN. O/A LG;0.750 IN. O/S W;0.625 IN. O/A H;/W/0.559 IN. LG 2 LEGS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 72-0550-078 PRIMARY | Fairbanks Morse, Llc (USA) |
| 72-05500-078 PRIMARY | Fairbanks Morse, Llc (USA) |
| B3408-9 PRIMARY | Kaydon Custom Filtration Corporation (USA) |
| 3373112 PRIMARY | Hatch & Kirk, Inc. (USA) |
| 3279360 PRIMARY | Hatch & Kirk, Inc. (USA) |
| 3279283 PRIMARY | Hatch & Kirk, Inc. (USA) |
| Reference | Meaning |
|---|---|
| B3408-9 | 5/9 Secondary reference U.S. Government activity |
| 72-0550-078 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| 72-05500-078 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| 3449TPC16 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| N29772PC26 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| DI1325 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3373112 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 2026PC19 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3373112 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| N38573PC16 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 1806PC69 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| N20333PC6 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| DI1325 | 5/9 Secondary reference U.S. Government activity |
| 3279283 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 1694-1PC4 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 2026TPC32 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 3279360 | 5/9 Secondary reference General Motors Corp Electro-Motive Div |
| ZZ7224PC48 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 1918-2PC24 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
| 72-05500-078 | 5/9 Secondary reference Kaydon Custom Filtration Corporation |
NSN 4330-00-414-6345 is a Keeper,support Ring, manufactured by Fairbanks Morse, Llc, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-00-414-6345 has 6 manufacturer part numbers on file: 72-0550-078 (Fairbanks Morse, Llc), 72-05500-078 (Fairbanks Morse, Llc), B3408-9 (Kaydon Custom Filtration Corporation), 3373112 (Hatch & Kirk, Inc.), 3279360 (Hatch & Kirk, Inc.) and 1 more.
Key specifications for 72-0550-078: General Characteristics Item Description: STEEL;0.812 IN. O/A LG;0.750 IN. O/S W;0.625 IN. O/A H;/W/0.559 IN. LG 2 LEGS IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.